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Cross bits [
China ] |
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The following is our company’s products list/range :
various types of (air-leg)rock drill(yt23/23d/19a/24/27/28)etc,
rock drilling machine,down-the-hole driller,
rock drilling tools for quarrying, mining, tunneling,
chisel bits(tungsten,carbide),
cross bits(“+”-type bits&”x”-type bits,)
button bits(with different buttons, flushing holes on top&side)
threaded bits (cross & button type),
tapered drilling rods, tapered bits (chisel, cross & button type)
thread extension drill rods,
tapered drill rod,
integal drill rods etc.
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Integral rod [
China ] |
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Our company main products are rock drilling tools and mining tools, include five series, more than 100 types.
They are tapered drilling tools, threaded extension drilling tools, mining tools, down the hole tools, and coal mining tools. our products are well sold covered all over the china market. also export to usa, japan, canada, australia, south-east asia. all the products have get approval of the customers. |
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Chisel bits [
China ] |
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Tapered chisel bits and cross bits(taper 7,12degree),mostly use for hand rock drill.
we make them by alloy steel by forging and select suitable tungsten carbide insert by customers’requests according to their stone types. such as for limestone, marble, granite etc.
specification: chisel bits:20mm-45mm; cross bits:32mm-50mm;button bits:32mm-50mm tapered drill rod:h22x108mm,h19x108mm shank.length 400mm-4800mm.
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Rock drill tools & equipments [
China ] |
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We supplies:
varoius (air-leg) rock drill(yt19/19a/23/23d/24/27/28 etc),
hollow drill rod/shank, integral drill rod, tapered drill rod,
tapered drill bits, chisel bits, cross bits.
top hammer / percussion rock drilling tools: extension drill rod, shank adaptor, coupling sleeves, thread button bits.
rock bolting rods and bits.
down the hole drilling equipments: dth hammer & bits.
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Pneumatic rock drill yt24 [
China ] |
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The rock drill is widely used for dry drilling in the medium-hard and hard rock(f=8-18). it’s suitable for drilling works in surface mine, quarry for boulder blasting and other dry drilling working.
fy200b oil reservior is matched with this rock drill to ensure the fine lubrication.
product specification/models
weight ≈24kg
length 678mm
cylinder dia. 70mm
piston stroke 70mm
work pressure 0.4~0.63mpa
impact frequency* ≥31hz
air consumption* ≤66.7l/s
air pipe inner dia. 19mm
shank head dia 34~42mm
shank dimensions(hex×length)at0.4mpa 22×108±1mm |
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Air-leg rock drill yt28 [
China ] |
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Yt28 is a kind of high efficincy air-leg rock drill, which is mainly uesed in mine exploitation, railway, highway, tunnel excavation, water conservancy construction and defence project facility.
product details as follows:
weight:26kg
length:661mm
cylinder diameter:80mm
stroke of piston:60mm
operating air pressure:0.4mpa—0.63mpa
impact frequency:≥28hz ≥35hz ≥36hz
air consumption:≤52(l/s) ≤58(l/s) ≤82(l/s)
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